Pompey have sold their full allocation of tickets for the trip to Plymouth.
It means that Kenny Jackett’s will be backed by 1,600 supporters at Home Park on Saturday, April 14 (3pm kick-off).
The final few seats in the Barn Park Stand were snapped up on Tuesday morning.
Supporters who have bought concession tickets are advised to bring proof of age identification with them to the game.
Official coach travel can be booked online here or by calling Lucketts Travel on 01329 237000.